US7746059B2 - Current measurement apparatus - Google Patents

Current measurement apparatus Download PDF

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Publication number
US7746059B2
US7746059B2 US10/599,843 US59984305A US7746059B2 US 7746059 B2 US7746059 B2 US 7746059B2 US 59984305 A US59984305 A US 59984305A US 7746059 B2 US7746059 B2 US 7746059B2
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US
United States
Prior art keywords
measurement apparatus
current measurement
coil
rogowski coil
wire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime, expires
Application number
US10/599,843
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English (en)
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US20070210787A1 (en
Inventor
Desmond Ebenezer
Albert Zwolinski
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Lem Heme Ltd
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Lem Heme Ltd
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Publication date
Application filed by Lem Heme Ltd filed Critical Lem Heme Ltd
Publication of US20070210787A1 publication Critical patent/US20070210787A1/en
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Publication of US7746059B2 publication Critical patent/US7746059B2/en
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Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils

Definitions

  • the present invention may include an inner dielectric sheath and the use of such a sheath may provide better insulation.
  • the use of such a sheath may depend upon the output characteristics of the Rogowski coil.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Transformers For Measuring Instruments (AREA)
US10/599,843 2004-04-29 2005-03-29 Current measurement apparatus Expired - Lifetime US7746059B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB0409549.3A GB0409549D0 (en) 2004-04-29 2004-04-29 Current measurement apparatus
GB0409549.3 2004-04-29
GBGB0409549.3 2004-04-29
PCT/GB2005/001226 WO2005106507A1 (en) 2004-04-29 2005-03-29 Current measurement apparatus

Publications (2)

Publication Number Publication Date
US20070210787A1 US20070210787A1 (en) 2007-09-13
US7746059B2 true US7746059B2 (en) 2010-06-29

Family

ID=32408228

Family Applications (1)

Application Number Title Priority Date Filing Date
US10/599,843 Expired - Lifetime US7746059B2 (en) 2004-04-29 2005-03-29 Current measurement apparatus

Country Status (8)

Country Link
US (1) US7746059B2 (de)
EP (1) EP1740960B1 (de)
CN (1) CN100580459C (de)
AT (1) ATE381023T1 (de)
CA (1) CA2564181A1 (de)
DE (1) DE602005003815T2 (de)
GB (2) GB0409549D0 (de)
WO (1) WO2005106507A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7003435B2 (en) 2002-10-03 2006-02-21 Leviton Manufacturing Co., Inc. Arc fault detector with circuit interrupter
WO2007110671A2 (en) 2006-03-29 2007-10-04 Plastic Logic Limited Techniques for device fabrication with self-aligned electrodes
CA2711903C (en) 2008-01-29 2019-01-15 Leviton Manufacturing Co., Inc. Self testing fault circuit interrupter apparatus and method
US7876086B2 (en) * 2008-02-28 2011-01-25 International Components Corporation Current measuring device for measuring the electrical current flowing in an electrical conductor electrically isolated from the current measuring device
US8193818B2 (en) * 2009-01-15 2012-06-05 Hamilton Sundstrand Corporation Partial corona discharge detection
US9151782B2 (en) 2009-07-31 2015-10-06 Pulse Electronics, Inc. Current sensing devices and methods
US9664711B2 (en) * 2009-07-31 2017-05-30 Pulse Electronics, Inc. Current sensing devices and methods
US9823274B2 (en) * 2009-07-31 2017-11-21 Pulse Electronics, Inc. Current sensing inductive devices
CN101968515B (zh) * 2010-11-03 2014-05-14 天津市特变电工变压器有限公司 一种变压器铁芯损耗和线圈匝数速测装置及其检测方法
US8599523B1 (en) 2011-07-29 2013-12-03 Leviton Manufacturing Company, Inc. Arc fault circuit interrupter
US8912807B2 (en) * 2011-09-09 2014-12-16 General Electric Company Sensor devices and methods for use in sensing current through a conductor
US9304149B2 (en) 2012-05-31 2016-04-05 Pulse Electronics, Inc. Current sensing devices and methods
US20140125446A1 (en) 2012-11-07 2014-05-08 Pulse Electronics, Inc. Substrate inductive device methods and apparatus
US9759758B2 (en) 2014-04-25 2017-09-12 Leviton Manufacturing Co., Inc. Ground fault detector
JP7206803B2 (ja) 2018-10-26 2023-01-18 スミダコーポレーション株式会社 コイル線材、電流センサ部材及び電流センサ

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5742165A (en) * 1995-11-14 1998-04-21 U.S. Philips Corporation Magnetic resonance apparatus
US5852395A (en) 1996-10-04 1998-12-22 Asea Brown Boveri Ag Rogovski coil
US5933012A (en) 1995-09-14 1999-08-03 Abb Research Ltd. Device for sensing of electric discharges in a test object
US6313623B1 (en) * 2000-02-03 2001-11-06 Mcgraw-Edison Company High precision rogowski coil
US6559651B1 (en) * 2000-10-25 2003-05-06 Robert G. Crick Method for locating an open in a conductive line of an insulated conductor
EP1394818A1 (de) 2001-06-01 2004-03-03 The Furukawa Electric Co., Ltd. Mehrschichtige isolierte leitung und transformator damit
US6885183B2 (en) * 2003-02-26 2005-04-26 Tektronix, Inc. Current probe
US20070226989A1 (en) * 2005-02-04 2007-10-04 Veselin Skendzic Precision Rogowski Coil And Method For Manufacturing Same
US20070236208A1 (en) * 2006-04-07 2007-10-11 Cooper Technologies Company Protective relay device, system and methods for Rogowski coil sensors

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2562191Y (zh) * 2002-07-17 2003-07-23 天津市万得福变频技术应用开发有限公司 罗氏线圈电流传感器

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5933012A (en) 1995-09-14 1999-08-03 Abb Research Ltd. Device for sensing of electric discharges in a test object
US5742165A (en) * 1995-11-14 1998-04-21 U.S. Philips Corporation Magnetic resonance apparatus
US5852395A (en) 1996-10-04 1998-12-22 Asea Brown Boveri Ag Rogovski coil
US6313623B1 (en) * 2000-02-03 2001-11-06 Mcgraw-Edison Company High precision rogowski coil
US6559651B1 (en) * 2000-10-25 2003-05-06 Robert G. Crick Method for locating an open in a conductive line of an insulated conductor
EP1394818A1 (de) 2001-06-01 2004-03-03 The Furukawa Electric Co., Ltd. Mehrschichtige isolierte leitung und transformator damit
US6885183B2 (en) * 2003-02-26 2005-04-26 Tektronix, Inc. Current probe
US20070226989A1 (en) * 2005-02-04 2007-10-04 Veselin Skendzic Precision Rogowski Coil And Method For Manufacturing Same
US7474192B2 (en) * 2005-02-04 2009-01-06 Schweitzer Engineering Laboratories, Inc. Precision Rogowski coil and method for manufacturing same
US20070236208A1 (en) * 2006-04-07 2007-10-11 Cooper Technologies Company Protective relay device, system and methods for Rogowski coil sensors

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
International Search Report for PCT Application No. PCT/GB05/001226 dated Jun. 16, 2005.
Wapakabulo et al. "Braid Rogowski Coil" Electronics Letters, IEE Stevenage, GB 35(17): 1445-1446 (Aug. 19, 1999).
Written Opinion of the International Searching Authority for PCT Application No. GB/2005/001226.

Also Published As

Publication number Publication date
DE602005003815T2 (de) 2008-12-04
US20070210787A1 (en) 2007-09-13
WO2005106507A1 (en) 2005-11-10
GB0409549D0 (en) 2004-06-02
GB0618355D0 (en) 2006-10-25
CA2564181A1 (en) 2005-11-10
DE602005003815D1 (de) 2008-01-24
EP1740960B1 (de) 2007-12-12
GB2429303A (en) 2007-02-21
EP1740960A1 (de) 2007-01-10
GB2429303B (en) 2007-09-19
CN100580459C (zh) 2010-01-13
ATE381023T1 (de) 2007-12-15
CN101023364A (zh) 2007-08-22

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